🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.51 AU - 0.55 AU

Year: 143 Days

Day: 33.9 Hours

Environment

Temp: 223 °C

Axial Tilt: 34.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.65 AU - 0.87 AU

Year: 246 Days

Day: 30.1 Hours

Environment

Temp: 133 °C

Axial Tilt: 10 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 49,679,011 km

• M1: 289,023 km (0.078 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.67 AU - 1.05 AU

Year: 296 Days

Day: 42.5 Hours

Environment

Temp: 75 °C

Axial Tilt: 27.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 2.66 AU - 2.7 AU

Year: 1627 Days

Day: 16.1 Hours

Environment

Temp: -100 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.06 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 77.9

Radius: 10.3

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 6.69 AU - 8.19 AU

Year: 7526 Days

Day: 9.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 49,679,011 km

• M1: 150,196 km (0.088 R)
• M2: 696,677 km (0.041 R)
• M3: 1,809,985 km (0.091 R)
• M4: 2,750,357 km (0.117 R)
• M5: 6,480,281 km (0.062 R)
• M6: 10,613,221 km (0.12 R)
• M7: 12,395,530 km (0.107 R)
• M8: 17,763,999 km (0.11 R)
• M9: 19,043,061 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.5

Radius: 12.4

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 9.61 AU - 11.03 AU

Year: 12295 Days

Day: 11 Hours

Environment

Temp: -180 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 49,679,011 km

• M1: 154,235 km (0.068 R)
• M2: 703,409 km (0.03 R)
• M3: 1,807,591 km (0.079 R)
• M4: 3,592,593 km (0.048 R)
• M5: 3,982,894 km (0.041 R)
• M6: 4,518,454 km (0.111 R)
• M7: 5,069,722 km (0.03 R)
• M8: 5,495,478 km (0.118 R)
• M9: 6,381,995 km (0.057 R)
• M10: 6,918,902 km (0.107 R)
• M11: 7,527,316 km (0.032 R)
• M12: 8,992,029 km (0.118 R)
• M13: 9,767,245 km (0.078 R)
• M14: 10,691,909 km (0.08 R)
• M15: 14,652,812 km (0.065 R)
• M16: 16,072,496 km (0.083 R)
• M17: 16,565,421 km (0.119 R)
• M18: 18,871,323 km (0.086 R)
• M19: 19,578,921 km (0.049 R)
• M20: 23,386,186 km (0.11 R)
• M21: 25,415,930 km (0.113 R)
• M22: 28,064,411 km (0.113 R)
• M23: 28,883,160 km (0.119 R)
• M24: 31,874,968 km (0.12 R)
• M25: 32,991,866 km (0.111 R)
• M26: 34,950,102 km (0.063 R)
• M27: 36,984,633 km (0.066 R)
• M28: 41,420,210 km (0.096 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 362 - 15,431 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit